CN113328788A - Test system and test method for airborne Beidou short message transmitting and receiving system - Google Patents
Test system and test method for airborne Beidou short message transmitting and receiving system Download PDFInfo
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- CN113328788A CN113328788A CN202110636196.3A CN202110636196A CN113328788A CN 113328788 A CN113328788 A CN 113328788A CN 202110636196 A CN202110636196 A CN 202110636196A CN 113328788 A CN113328788 A CN 113328788A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18519—Operations control, administration or maintenance
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/10—Monitoring; Testing of transmitters
- H04B17/15—Performance testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/29—Performance testing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/12—Messaging; Mailboxes; Announcements
- H04W4/14—Short messaging services, e.g. short message services [SMS] or unstructured supplementary service data [USSD]
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Abstract
The invention provides a test system and a test method for an airborne Beidou short message receiving and transmitting system. The method comprises the following steps: the airborne Beidou short message receiving and transmitting system is used as a system to be tested, is arranged on the airplane and is used for receiving and transmitting Beidou short message information; the DGPS module is arranged on the airplane and used for outputting the position information of the airplane; and the ground station is in wireless connection with the airborne Beidou short message receiving and sending system through a satellite link and is used for receiving the Beidou short message information and the position information and analyzing the Beidou short message information and the position information to obtain a test result. The method is used for flight verification of an airborne Beidou short message receiving and sending system, and solves the problems that influences such as airplane attitude, flight speed and the like cannot be considered comprehensively in the prior art, verification of the system has certain limitation, and the method cannot be completely suitable for airworthiness examination and trial flight of equipment.
Description
Technical Field
The invention relates to the technical field of Beidou short message transceivers, in particular to a test system and a test method for an airborne Beidou short message transceiver system.
Background
The Beidou satellite navigation system is a global satellite navigation system which is autonomously constructed and operated by paying attention to the development needs of national security and economic society in China, is an important national space-time infrastructure for providing all-weather, all-time, high-precision positioning, navigation and time service for global users, is unique to the Beidou navigation system, provides short message communication service for China and surrounding regional users by utilizing Beidou navigation satellites, and can provide communication service for the global users after the third Beidou satellite is open.
For airborne navigation equipment, after the installation is completed, the function and performance of the airborne navigation equipment need to be verified to meet the requirements through test flight verification. The Beidou short message transceiver is not widely applied to civil aircrafts, related trial flight experiences are also lacking at home and abroad, the Beidou navigation equipment is carried on a certain type of domestic civil aircrafts in 2017-2018, the test contents mainly comprise ground verification, linear sliding, great circle flight, constant height flight and the like, the test method mainly verifies and demonstrates the functions of the receiver, but the test points do not fully consider the influences of airplane postures, flight speeds and the like, the system verification has certain limitation, and the method cannot be completely suitable for airworthiness trial flight and planning of the equipment.
Disclosure of Invention
The invention aims to provide a test system and a test method for an airborne Beidou short message transceiving system, and the test system can solve the problems that influences such as airplane posture, flight speed and the like cannot be considered comprehensively, the system verification has certain limitation, and the test system cannot be completely suitable for airworthiness approval test flight of equipment in the prior art.
In order to achieve the above purpose, the invention provides the following technical scheme:
a test system for airborne Beidou short message receiving and sending system comprises:
the airborne Beidou short message receiving and transmitting system is used as a system to be tested, is arranged on the airplane and is used for receiving and transmitting Beidou short message information;
the DGPS module is arranged on the airplane and used for outputting the position information of the airplane;
and the ground station is in wireless connection with the airborne Beidou short message receiving and sending system through a satellite link, and is used for receiving the Beidou short message information and the position information, analyzing the Beidou short message information and the position information to obtain a test result, and sending information to the airborne Beidou short message receiving and sending system.
On the basis of the technical scheme, the invention can be further improved as follows:
further, the test system further comprises a monitoring system, the monitoring system comprises an image acquisition module, and the image acquisition module is used for acquiring the working state information of the airborne Beidou short message receiving and transmitting system.
Furthermore, the monitoring system further comprises a control module, the control module is electrically connected with the image acquisition module, and the control module is used for judging the working state of the airborne Beidou short message receiving and transmitting system according to the working state information.
A test method for an airborne Beidou short message transceiving system specifically comprises the following steps:
s101, outputting the position information of the airplane through a DGPS module;
s102, sending Beidou short message information through an airborne Beidou short message receiving and sending system;
s103, receiving the Beidou short message information and the position information through a ground station;
and S104, analyzing according to the Beidou short message information and the position information through the ground station to obtain test results of a plurality of test points, and sending information to the airborne Beidou short message receiving and sending system.
Further, the method further comprises S105, and the working state of the airborne Beidou short message receiving and sending system is judged through a monitoring system.
Further, the step S105 specifically includes step S1051, in which the image acquisition module is used to acquire the working state information of the airborne Beidou short message transceiving system;
and S1052, judging the working state of the airborne Beidou short message receiving and transmitting system according to the working state information through a control module.
Further, the S104 specifically includes S1041, obtaining a working state of the aircraft in a takeoff phase through the monitoring system, and verifying the working state of the aircraft in the takeoff phase through the ground station;
s1042, obtaining the working state of the aircraft in the climbing stage through a monitoring system, and analyzing whether the received Beidou short message information and the position information are normal or not and whether the position information is the same as the GPS track of the aircraft or not through a ground station.
Further, the S104 specifically includes S1043, obtaining a working state of the aircraft in an acceleration/deceleration stage through a monitoring system, and analyzing whether the received big dipper short message information and the position information are normal or not and whether the position information is the same as a GPS track of the aircraft or not through a ground station;
the S104 specifically includes S1044 that the working state of the aircraft at the hovering stage is obtained through a monitoring system, and whether the received big dipper short message information and the position information are normal or not is analyzed through a ground station, and whether the position information is the same as the GPS track of the aircraft or not is analyzed through the ground station.
Further, the S104 specifically includes S1045, the working state of the aircraft in the cruise phase is obtained through the monitoring system, and whether the received big dipper short message information and the position information are normal or not is analyzed through the ground station, and whether the position information is the same as the GPS track of the aircraft or not is analyzed.
Further, the S104 specifically includes S1046, obtaining a working state of the aircraft in a descent phase through a monitoring system, and analyzing whether the received beidou short message information and the position information are normal or not and whether the position information is the same as a GPS track of the aircraft or not through a ground station;
s1047, obtaining the working state of the aircraft in the landing stage through a monitoring system, and analyzing whether the received Beidou short message information and the position information are normal or not through a ground station, wherein the position information is the same as the GPS track of the aircraft or not.
The invention has the following advantages:
according to the test system for the airborne Beidou short message receiving and sending system, the airborne Beidou short message receiving and sending system and the DGPS module are arranged on an airplane, and Beidou short message information is sent through the airborne Beidou short message receiving and sending system; outputting, by a DGPS module, position information of the aircraft; receiving the Beidou short message information and the position information through a ground station and analyzing to obtain a test result; the influence of the speed, the attitude and each flight phase of the airplane on the working of the equipment is fully considered, and the working state of the equipment after installation under each running condition is comprehensively checked. The problem of among the prior art can not consider influence such as aircraft posture, flying speed comprehensively, and have certain limitation to the verification of system, can not be applicable to the airworthiness of equipment to examine and decide to test to fly completely is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a test system for an airborne Beidou short message transceiving system in an embodiment of the present invention;
FIG. 2 is a flow chart of a testing method for an airborne Beidou short message transceiving system in an embodiment of the present invention;
FIG. 3 is a detailed flowchart of a testing method for an airborne Beidou short message transceiving system in an embodiment of the present invention;
FIG. 4 is a flowchart illustrating an embodiment of S104;
fig. 5 is a flowchart illustrating S105 in an embodiment of the present invention.
The vehicle-mounted Beidou short message transmitting and receiving system comprises a vehicle-mounted Beidou short message transmitting and receiving system 10, a DGPS module 20, a ground station 30, a monitoring system 40, an image acquisition module 401 and a control module 402.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Aiming at one-sidedness of the existing test flight method, referring to test experience and related technical data of similar equipment, the invention provides the test flight method, which fully considers the influence of the speed, the attitude and each flight stage of the airplane on the work of the equipment and comprehensively checks the working state of the equipment after installation under each operation condition.
As shown in fig. 1, a test system for an airborne beidou short message transceiving system includes:
the airborne Beidou short message transmitting and receiving system 10 is used as a system to be tested, is arranged on the airplane and is used for receiving and transmitting Beidou short message information;
a DGPS module 20 disposed on the aircraft for outputting position information of the aircraft; the airplane completes corresponding test modification and ground test, if the precision of the airplane needs to be verified, the DGPS module 20 needs to be additionally arranged, and the purpose of additionally arranging the DGPS is to obtain position information with higher precision.
The ground station 30 is wirelessly connected with the airborne Beidou short message transceiving system 10 through a satellite link and is used for receiving the Beidou short message information and the position information and analyzing the Beidou short message information and the position information to obtain a test result; the ground station 30 obtains the positioning accuracy of the airplane by comparing the received Beidou short message information with the position information, and the ground station 30 sends information to the airborne Beidou short message transmitting and receiving system 10.
On the basis of the technical scheme, the invention can be further improved as follows:
further, the test system further comprises a monitoring system 40, the monitoring system 40 comprises an image acquisition module 401, and the image acquisition module 401 is used for acquiring the working state information of the airborne Beidou short message receiving and transmitting system.
Further, the monitoring system 40 further includes a control module 402, the control module 402 is electrically connected to the image acquisition module 401, and the control module 402 is configured to determine a working state of the airborne beidou short message transceiver system according to the working state information.
As shown in fig. 2, a test method for an airborne beidou short message transceiving system specifically includes:
s101, outputting position information of the airplane by a DGPS module;
in this step, the position information of the airplane is output through the DGPS module 20;
s102, the airborne Beidou short message receiving and sending system sends Beidou short message information;
in the step, Beidou short message information is sent through an airborne Beidou short message receiving and sending system 10;
s103, the ground station receives Beidou short message information and position information;
in this step, the Beidou short message information and the position information are received through the ground station 30;
s104, analyzing by the ground station to obtain test results of a plurality of test points;
in this step, the ground station 30 analyzes the beidou short message information and the position information to obtain test results of a plurality of test points, and sends information to the airborne beidou short message transmitting and receiving system.
The plurality of test points comprise a deceleration phase of the aircraft, the acceleration phase being the aircraft VSR+10 acceleration to VMO/MMOA phase of the deceleration phase of the aircraft from VMO/MMOIs decelerated to VSRA +10 phase, a hover phase of the aircraft, the aircraft being at a right and left 30 ° grade during the hover phase, the aircraft takeoff phase, the aircraft climb phase, the aircraft cruise phase, the aircraft descent phase, and the aircraft landing phase.
Considering the effect of the acceleration and deceleration of the aircraft on the operation of the plant, the test points includeSR+10 acceleration to VMO/MMOAnd from VMO/MMOIs decelerated to VSR+10, checking the working state of the equipment in the acceleration and deceleration process;
considering the influence of the airplane attitude on the equipment work, the test point comprises the stages of hovering at a left slope and a right slope of 30 degrees, taking off, climbing, cruising, descending and landing so as to verify the working condition of the equipment in a typical rolling state and a typical pitching state;
checking the working conditions of airborne GPS, satellite communication and VHF communication when the equipment is in a transmitting state so as to check the electromagnetic interference condition of the equipment on other airborne equipment;
as shown in fig. 3, the method further includes S105, the monitoring system determining the working state of the airborne beidou short message transceiving system;
in this step, the working state of the airborne Beidou short message receiving and sending system is judged through the monitoring system 40.
As shown in fig. 5, the S105 specifically includes S1051, and the image acquisition module acquires working state information of the airborne beidou short message transceiving system;
in the step, the working state information of the airborne Beidou short message receiving and sending system is acquired through an image acquisition module 401;
s1052, the control module judges the working state of the airborne Beidou short message receiving and transmitting system.
In this step, the working state of the airborne Beidou short message transceiving system is judged according to the working state information through the control module 402.
As shown in fig. 4, the S104 specifically includes S1041, and the ground station verifies the working state of the takeoff phase;
in this step, the working state of the aircraft in the takeoff phase is obtained through the monitoring system 40, and the working state of the aircraft in the takeoff phase is verified through the ground station 30;
s1042, analyzing the data in the climbing stage through a ground station to obtain a test result;
in this step, the working state of the aircraft in the climbing stage is obtained through the monitoring system 40, and whether the received Beidou short message information and the position information are normal or not is analyzed through the ground station 30, and whether the position information is the same as the GPS track of the aircraft or not is analyzed; the aircraft continuously climbs to the cruising altitude at a larger elevation angle (the aircraft continuously climbs for at least more than 3 minutes as required), whether the data received by the ground station 30 is stable and continuous or not and whether the signal is lost or not are analyzed in the aircraft climbing stage, and whether the position information is the same as the GPS track of the aircraft or not is analyzed to verify the working condition of the aircraft in the climbing stage.
The S104 specifically comprises S1043, and the data in the acceleration and deceleration stage is analyzed through the ground station to obtain a test result;
in this step, the aircraft slave V is obtained by the monitoring system 40SR+10 acceleration to VMO/MMOPhase of the aircraft from VMO/MMOIs decelerated to VSRAnd in the +10 stage, whether the received Beidou short message information and the position information are normal or not is analyzed through the ground station 30, and whether the position information is the same as the GPS track of the airplane or not is analyzed. After the aircraft reaches cruising altitude, the speed of the aircraft is from VSR+10 acceleration to VMO/MMOAnd from VMO/MMOIs decelerated to VSR+10, in the acceleration and deceleration phase of the airplane, whether the data received by the ground station 30 is stable and continuous or not is analyzed, whether the signal is lost or not is analyzed, and whether the position information is the same as the GPS track of the airplane is analyzed, so as to verify the working condition of the airplane in the acceleration and deceleration phase.
Further, the S104 specifically includes S1044 that the ground station analyzes the data in the circling phase to obtain a test result;
in the step, the working state of the circling stage of the airplane with the left and right slopes of 30 degrees is obtained through the monitoring system 40, and whether the received Beidou short message information and the position information are normal or not is analyzed through the ground station 30, and whether the position information is the same as the GPS track of the airplane or not is analyzed; at the cruising altitude, the airplane respectively completes 360-degree circling at a slope angle of 30 degrees from left to right, whether the data received by the ground station 30 is stable and continuous or not is analyzed in the circling stage of the airplane, whether the signal is lost or not is judged, and whether the position information is the same as the GPS track of the airplane or not is judged so as to verify the working condition of the airplane in the circling stage.
S1045, analyzing the data in the cruising stage through the ground station to obtain a test result;
in this step, the working state of the aircraft in the cruising stage is obtained through the monitoring system 40, and whether the received Beidou short message information and the position information are normal or not is analyzed through the ground station 30, and whether the position information is the same as the GPS track of the aircraft or not is analyzed.
S1046, analyzing the data in the descending stage through the ground station to obtain a test result;
the working state of the airplane in the descending stage is obtained through the monitoring system 40, and whether the received Beidou short message information and the position information are normal or not is analyzed through the ground station 30, and whether the position information is the same as the GPS track of the airplane or not is analyzed.
S1047, analyzing the data of the landing stage through the ground station to obtain a test result;
the working state of the aircraft in the landing stage is obtained through the monitoring system 40, and whether the received Beidou short message information and the received position information are normal or not is analyzed through the ground station 30, and whether the position information is the same as the GPS track of the aircraft or not is analyzed.
When the device is in a transmitting state, the working conditions of the GPS and the communication module 50 are checked and recorded, wherein the communication module 50 comprises satellite communication equipment and VHF communication equipment, and whether GPS data are continuous and stable or whether a loss phenomenon exists or not is judged; whether the voice communication is clear and continuous or not, and no interference exists. Simultaneously observing whether electromagnetic interference exists between equipment and other airborne equipment in the whole flight process of the airplane;
the airplane continuously descends at a larger depression angle (the descent duration is more than 3 minutes), the working state of equipment is observed in the descending process, whether the data received by the ground station 30 is stable and continuous or not is analyzed, whether the signal loss phenomenon exists or not is analyzed, and whether the signal loss phenomenon is consistent with the GPS track or not is analyzed, so that the working condition of the airplane in the continuous descending stage is verified;
for aircraft equipped with two sets of transceivers, the operational status of a single set of failures is also verified.
The test method for the airborne Beidou short message transmitting and receiving system comprises the following use processes:
when in use, the position information of the airplane is output through the DGPS module 20; the Beidou short message information is sent through the airborne Beidou short message receiving and sending system 10; receiving the Beidou short message information and the position information through a ground station 30; and analyzing according to the Beidou short message information and the position information through the ground station 30 to obtain test results of a plurality of test points.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
One or more embodiments of the present description may be described in the general context of computer-executable instructions, such as program modules, being executed by a computer. Generally, program modules include routines, programs, objects, components, data structures, etc. that perform particular tasks or implement particular abstract data types. One or more embodiments of the specification may also be practiced in distributed computing environments where tasks are performed by remote processing devices that are linked through a communications network. In a distributed computing environment, program modules may be located in both local and remote computer storage media including memory storage devices.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of this document and is not intended to limit this document. Various modifications and changes may occur to those skilled in the art from this document. Any modifications, equivalents, improvements, etc. which come within the spirit and principle of the disclosure are intended to be included within the scope of the claims of this document.
Claims (10)
1. The utility model provides a test system for machine carries big dipper short message transmitting-receiving system which characterized in that includes:
the airborne Beidou short message receiving and transmitting system is used as a system to be tested, is arranged on the airplane and is used for receiving and transmitting Beidou short message information;
the DGPS module is arranged on the airplane and used for outputting the position information of the airplane;
and the ground station is in wireless connection with the airborne Beidou short message receiving and sending system through a satellite link, and is used for receiving the Beidou short message information and the position information, analyzing the Beidou short message information and the position information to obtain a test result, and sending information to the airborne Beidou short message receiving and sending system.
2. The system according to claim 1, further comprising a monitoring system, wherein the monitoring system comprises an image acquisition module, and the image acquisition module is used for acquiring the working state information of the airborne Beidou short message transceiving system.
3. The test system for the airborne Beidou short message transceiving system according to claim 2, wherein the monitoring system further comprises a control module, the control module is electrically connected with the image acquisition module, and the control module is used for judging the working state of the airborne Beidou short message transceiving system according to the working state information.
4. A test method for an airborne Beidou short message transmitting and receiving system is characterized by specifically comprising the following steps:
s101, outputting the position information of the airplane through a DGPS module;
s102, sending Beidou short message information through an airborne Beidou short message receiving and sending system;
s103, receiving the Beidou short message information and the position information through a ground station;
and S104, analyzing according to the Beidou short message information and the position information through the ground station to obtain test results of a plurality of test points, and sending information to the airborne Beidou short message receiving and sending system.
5. The method according to claim 4, further comprising S105, determining the working state of the Beidou airborne short message sending and receiving system through a monitoring system.
6. The test method for the airborne Beidou short message transceiving system according to claim 5, wherein the S105 specifically comprises S1051, and the working state information of the airborne Beidou short message transceiving system is acquired through an image acquisition module;
and S1052, judging the working state of the airborne Beidou short message receiving and transmitting system according to the working state information through a control module.
7. The test method for the airborne Beidou short message transceiving system according to claim 4, wherein the S104 specifically comprises S1041, the working state of the aircraft in the takeoff phase is obtained through a monitoring system, and the working state of the aircraft in the takeoff phase is verified through a ground station;
s1042, obtaining the working state of the aircraft in the climbing stage through a monitoring system, and analyzing whether the received Beidou short message information and the position information are normal or not and whether the position information is the same as the GPS track of the aircraft or not through a ground station.
8. The method according to claim 7, wherein the S104 further includes S1043, obtaining a working state of the aircraft in an acceleration/deceleration stage through a monitoring system, analyzing whether the received beidou short message information and the position information are normal or not through a ground station, and whether the position information is the same as a GPS track of the aircraft or not;
the S104 specifically includes S1044 that the working state of the aircraft at the hovering stage is obtained through a monitoring system, and whether the received big dipper short message information and the position information are normal or not is analyzed through a ground station, and whether the position information is the same as the GPS track of the aircraft or not is analyzed through the ground station.
9. The method according to claim 8, wherein the step S104 further includes a step S1045 of obtaining the working state of the aircraft in the cruise phase through a monitoring system, and analyzing whether the received Beidou short message information and the received position information are normal or not through a ground station, and whether the position information is the same as the GPS track of the aircraft or not.
10. The method according to claim 9, wherein the S104 further includes S1046, obtaining a working state of the airplane in a descent phase by a monitoring system, analyzing whether the received beidou short message information and the position information are normal or not by a ground station, and whether the position information is the same as a GPS track of the airplane or not;
s1047, obtaining the working state of the aircraft in the landing stage through a monitoring system, and analyzing whether the received Beidou short message information and the position information are normal or not through a ground station, wherein the position information is the same as the GPS track of the aircraft or not.
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| CN110418289A (en) * | 2019-07-24 | 2019-11-05 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | A kind of airborne positioning terminal of Beidou, Plane location and automatic warning system and aircraft |
| CN110723303A (en) * | 2019-11-01 | 2020-01-24 | 中国商用飞机有限责任公司北京民用飞机技术研究中心 | Method, device, equipment, storage medium and system for assisting decision |
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| CN115022199A (en) * | 2022-06-21 | 2022-09-06 | 中国电信股份有限公司 | Short message service test method, system, electronic equipment and readable storage medium |
| CN115022199B (en) * | 2022-06-21 | 2023-11-21 | 中国电信股份有限公司 | Short message service test method, system, electronic equipment and readable storage medium |
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